Home / 12,794.22-19,183.14-5,396.67

Finding the Fourth Proportional to 12,794.22, 19,183.14 and 5,396.67

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Solution

The fourth proportional to 12,794.22, 19,183.14 and 5,396.67 is: 8,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794.22 : 19,183.14 = 5,396.67 : x
  2. Step 2: Convert to fraction form
    12,794.22/19,183.14 = 5,396.67/x
  3. Step 3: Cross multiply
    12,794.22x = 19,183.14 × 5,396.67
  4. Step 4: Simplify right side
    12,794.22x = 103,525,076.14
  5. Step 5: Solve for x
    x = 103,525,076.14/12,794.22
  6. Step 6: Final answer
    x = 8,091.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.